/Engine/Source/Runtime/Engine/Classes/Components/SplineComponent.h
Used to store spline data during RerunConstructionScripts
struct FSplineInstanceData : public [FSceneComponentInstanceData](API\Runtime\Engine\Components\FSceneComponentInstanceData)
bool
bSplineHasBeenEdited
FSplineCurves
SplineCurves
FSplineCurves
SplineCurvesPreUCS